Hi,

round(x) – Rounds a number to the nearest integer.
round(x, digits) – Rounds a number with the given amount of digits.
|  round(1.234, 2) => 1.23
|  round(12345.987, -2) => 12300

More information about functions you can find here: https://ninoxdb.de/en/manual/calculations/reference-of-functions-and-language

Best, Jörg